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7893 (1994 XY)
Classification: Main-belt Asteroid          SPK-ID: 2007893
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339420189297091 7.7235e-08  
a 2.282107341240456 1.6164e-08 AU
q 1.976437276540399 1.811e-07 AU
i 7.315577214609491 6.2355e-06 deg
node 91.84226324385209 6.3565e-05 deg
peri 269.9527495023632 6.7755e-05 deg
M 342.7103709602671 2.4107e-05 deg
tp 2457060.976368335695
(2015-Feb-07.47636834)
8.442e-05 JED
period 1259.222656010581
3.45
1.3379e-05
3.663e-08
d
yr
n .2858906630067613 3.0375e-09 deg/d
Q 2.587777405940513 1.8329e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      21689 days (59.38 yr)  
   first obs. used      1955-05-22  
   last obs. used      2014-10-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55747  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:05:39  

Additional Information
 Earth MOID = .989966 AU 
 T_jup = 3.582 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO265999  

7893 (1994 XY)          Discovered 1994-Dec-02 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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